Man has finally conquered the ocean. America's first self-contained undersea laboratory is the pride of the nation, and expectations are high for an elaborate undersea mining operation. What wasn't expected was the inhabitants of an undiscovered world.

Cast:Bradford Dillman, Priscilla Barnes, Daryl Haney, Mel Ryane, Eb Lottimer, Gregory Sobeck,

Genre:Science Fiction, Thriller, Adventure,

country:United States of America,

Production:New Concorde,